The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.


  • Anonymous. 1986. List-Based Rec., Soil Conserv. Serv., U.S.D.A. Database of the U.S.D.A., Beltsville.
  • Bailey, L.H. & E.Z. Bailey. 1976. Hortus Third i–xiv, 1–1290. MacMillan, New York.
  • Correll, D. S. & M. C. Johnston. 1970. Man. Vasc. Pl. Texas i–xv, 1–1881. The University of Texas at Dallas, Richardson.
  • Encyclopédie Méthodique, Botanique 4(2): 443. 1798. (Encycl.)
  • Fernald, M. 1950. Manual (ed. 8) i–lxiv, 1–1632. American Book Co., New York.
  • Journal of the Arnold Arboretum 19(1): 74. 1938. (J. Arnold Arbor.)
  • Manual of the Flora of the northern States and Canada 517. 1901. (Man. Fl. N. States)
  • Rehder. 1938. In: J. Arnold Arbor. 19. 74
  • Small, J. K. 1933. Man. S.E. Fl. i–xxii, 1–1554. Published by the Author, New York.
  • Supplementum Plantarum 256. 1781[1782]. (Apr 1782) (Suppl. Pl.)
  • Wilson K.L. & Berendsohn W.G. (eds) (2015). IOPI Global Plant Checklist (version 10.0, Aug 2007). In: Species 2000 & ITIS Catalogue of Life, 26th August 2015 (Roskov Y., Abucay L., Orrell T., Nicolson D., Kunze T., Flann C., Bailly N., Kirk P., Bourgoin T., DeWalt R.E., Decock W., De Wever A., eds). Digital resource at Species 2000: Naturalis, Leiden, the Netherlands. ISSN 2405-8858.


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